For a mandatory field done in field configurations, a red star will appear automatically.
If you're using a validator, then that can return a proper validation message for a field when the check fails, but they can't put anything on the front end - you'll need to put it in the description or use one of the add-ons that can add messages.
Hey Community mates! Claire here from the Software Product Marketing team. We all know software development changes rapidly, and it's often tough to keep up. But from our research, we've found the h...
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